What does the cmtray.exe file do?
The cmtray.exe process is also known as cmsc or, as the case may be, Clean Master and is a part of Clean Master For PC or, as the case may be, Kingsoft Internet Security. This software is produced by Cheetah Mobile or, as the case may be, Kingsoft (www.kingsoft.com). An outdated or faulty version of cmtray.exe can cause problems for your computer, ranging from slowness to error messages like these:
- cmsc has stopped working. Windows is checking for a solution to the problem... (Windows 11, 10, 7)
- cmsc has stopped working. A problem caused the program to stop working correctly. Windows will close the program and notify you if a solution is available. (Windows 11, 10, 7)
- cmtray.exe has encountered a problem and needs to close.
- Access violation at address FFFFFFFF in module cmtray.exe. Read of address 00000000.
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What you should know about cmtray.exe cmsc
cmtray.exe is not part of Windows, but it is important nonetheless. Cmtray.exe is found in a subdirectory of "C:\Program Files".
Frequently occurring are file sizes such as 1,607,280 bytes (36% of all these files), 1,598,112 bytes as well as 6 other variants.
The file is no part of Microsoft Windows. This file contains no information about the producer or the version. This particular software does not appear as a visible window, but only in Task Manager. The original file has been signed by a trusted signature authority. This lets you check your copy to see if it is a counterfeit. This process is initiated as part of Windows start-up (Registry: MACHINE\Run, TaskScheduler, Run).
Cmtray.exe is capable of supervise programs, record keystrokes as well as modify other Windows tasks.
For this reason, 48% of all experts consider this file to be a possible threat. The probability that it can cause harm is high.
If you see this file on your hard drive or in Windows Task Manager, please make sure that it is not a malicious variant. It's a fact that many trojans try to cloak their true identity by calling themselves cmtray.exe. With the above information or by using tools like Security Task Manager you can determine if, in your case, the file is an undesirable variant.
What do other computer users say about cmtray?
The file spreads very slowly and does not often make an appearance. Therefore, feedback from other users is not yet available.
Summary: source: file.net
How to uninstall Clean Master For PC or Kingsoft Internet Security
To remove cmsc from your computer, please follow the manual instructions below.
- Click the Windows Start Button. You can find it in the lower-left corner of the taskbar.
- Type 'uninstall'.
- Click Add or remove programs.
- Now locate Clean Master For PC or Kingsoft Internet Security in the list of displayed applications.
- Click the program, and then click Uninstall.
How to check if cmtray.exe (cmsc) was uninstalled completely
After uninstalling, restart your computer. Then open Windows Explorer and check if a folder with the software name still exists under C:\Program Files. Also, check the Registry for remnants of cmsc. To do this, start Regedit, then look under HKEY_LOCAL_MACHINE > Software for: cmsc or the name of the producer. Keep in mind that only a computer professional should delete entries in the Windows Registry directly.
Last but not least
If Windows is not working properly, startup is slow, or cmtray.exe is causing problems, a good Windows diagnostic tool may help. This is especially effective when it comes to older computers that have accumulated vast quantities of "garbage data" as the result of many software installs and uninstalls.
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